Cells

Question 1

Light microscopes

Answer 1

Instruments used for viewing very small objects

Question 2

Electron microscopes

Answer 2

Instrument also used for viewing very small objects, but much more powerful than a light microscope it can magnify things up to a million times

Question 3

Monocular

Answer 3

Describes microscopes through which the specimen is seen using one eye only

Question 4

Binocular

Answer 4

Opposite of monocular, both eyes used to view the object

Question 5

Nucleus

Answer 5

Central part of cell

Question 6

Chromosomes

Answer 6

Tiny thread inside the nuclear, they contain genetic information and DNA

Question 7

DNA DEOXYRIBONUCLEIC ACID

Answer 7

Chemical substance found in all living things that has genetic info of an organism.

Question 8

Mitosis

Answer 8

Cell division process that results in a new cells with the same amount of chromosomes as the first one

Question 9

Clones

Answer 9

Identical copy

Question 10

Cytokinesis

Answer 10

The process where the cytoplasm of a cell divides to form two daughter cells

Question 11

Infectious disease

Answer 11

Disease that can be transferred from one organism to another

Question 12

Non infectious disease

Answer 12

Disease that cannot be transferred from one organism to another

Question 13

Antibiotics

Answer 13

Substance derived from a microorganism and used to kill bacteria

Question 14

Disinfectants

Answer 14

Chemicals used to kill bacteria on a surface or non living object

Question 15

Antiseptics

Answer 15

Mild disinfectant used on body to kill microbe

Question 16

Bactericidal

Answer 16

Describes an antiseptic that kills bacteria

Question 17

Bacteriostatic

Answer 17

Describes an antiseptic that stops bacteria from growing or dividing but does not kill them

Question 18

Multicellular

Answer 18

Having many cells, many plants and animals are multicellular

Question 19

Unicellular

Answer 19

Organism with only one cell

Question 20

Micrometer

Answer 20

One millionth of a meter

Question 21

Nanometer

Answer 21

One billionth of a meter

Question 22

Nanotechnology

Answer 22

Study and investigation of cells and other objects that are very small

Question 23

Prokaryote

Answer 23

Classified as part of the prokaryote kingdom

Question 24

Eukaryote

Answer 24

Part of the group of organisms

Question 25

Phloem

Answer 25

Type of tissue that transports sugars

Question 26

Endocrine

Answer 26

Where most hormones are created and secrete them usually into the blood

Question 27

Translocation

Answer 27

Transport of materials such as water and glucose in plants

Question 28

Xylem vessels

Answer 28

Pipelines for the flow of water made up of dead xylem cell, lignin, woody substance gives them their strength

Question 29

Lignin

Answer 29

Hard substance in the walls of xylem vessels, lignin forms 30% of wood trees

Question 30

Stomata

Answer 30

Small opening mainly on the lower surface of leaves, these pores are open and closed by guard cells

Question 31

Transpiration system

Answer 31

Movement of water through a plant as a result of loss of water.

Question 32

Vascular bundles

Answer 32

Groups of xylem and phloem vessels within plant stems

Question 33

Transpiration

Answer 33

Loss of water from plant leaves

Question 34

Guard cells

Answer 34

Cells on either side of a stoma that work together to control the opening and closing of the stoma.

Question 35

Wilt

Answer 35

Droop plant stem and leaves wilt when there is insufficient water in their cells.

Question 36

Vacuoles

Answer 36

Sacs within a cell used to store food and waste , plant cells usually have big ones whilst animal cells have small ones but many more.

Question 37

Flaccid

Answer 37

Describes cells that are not firm due to loss of water

Question 38

Turgid

Answer 38

Something that's firm

Question 39

Cell membrane

Answer 39

Structure that encloses the content of a cell and allows movement

Question 40

Cytosol

Answer 40

Fluid inside cells

Question 41

Ribosomes

Answer 41

Small strictures within a cell in which protein such as enzymes are made

Question 42

Cytoplasm

Answer 42

The jelly like material inside a cell.

Question 43

Metabolism

Answer 43

Chemical reaction occurring within an organism that enables the organism to use energy and grow and repair cells

Question 44

Binary fission

Answer 44

Reproduction by the division of an organism into two new organisms

Question 45

Animalia

Answer 45

Kingdom of organism

Question 46

Mitochondria

Answer 46

Small rod shaped organelles that supply energy

Question 47

Cellular respiration

Answer 47

Chemical reaction involving oxygen that move energy in glucose into ATP which the cell can use

Question 48

Chlorophyll

Answer 48

The green coloured chemical in plants that absorb light for photosynthesis.

Question 49

Stereo

Answer 49

Describes microscopes through which both eyes are used

Question 50

Epidermis

Answer 50

Outermost layer of skin

Question 51

Dermis

Answer 51

Medical name for the deeper part of skin

Question 52

Sweat glands

Answer 52

Tiny coiled tube in the skin through which water and salt are removed from the body, mainly for body temp.

Question 53

Receptors

Answer 53

Special cells that detect energy and convert it to electrical energy that is sent to the brain

Question 54

Pores

Answer 54

Small openings in the skin perspiration reaches the skin through pores

Question 55

Evaporates

Answer 55

Change state from a liquid to a gas, evaporation occurs only from the surface of a liquid

Question 56

Cancer

Answer 56

A disease resulting in the uncontrolled growth of body cells resulting in tumour

Question 57

Tumour

Answer 57

An abnormal growth

Question 58

Benign

Answer 58

Describes tumours that don't spread to other parts of the body

Question 59

Malignant

Answer 59

Describes tumours that can spread to other parts of the body and damage other cells